Help seeking monitoring alarm device in elevator car

Abstract

The utility model discloses a help seeking monitoring alarm device in an elevator car, which comprises a rectangular device frame, a circuit board is fixedly connected to the rear end of the interior of the device frame, an alarm button is arranged on the lower portion of the circuit board, and the front end of the alarm button penetrates through the front side surface of the device frame and extends outwards. The outer surface of the device frame and the two sides above the alarm button are fixedly connected with connecting seats, a rotating shaft is transversely and rotatably connected between the two connecting seats, and the outer surface of the rotating shaft is fixedly connected with a sealing cover tightly buckled to the lower portion of the surface of the front end of the device frame. According to the help-seeking monitoring and alarming device in the elevator car, by arranging the sealing cover and the broadcasting loudspeaker, when an elevator is in a normal operation state, the sealing cover can be kept in a normally-closed state to prevent mistaken touch or people from pressing down an alarming button on purpose, and the device can further enable rescue workers to communicate with trapped persons through the broadcasting loudspeaker; the trapped person can know the specific rescue condition, and the anxiety of the trapped person is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator alarm technical field, concretely is a kind of help monitoring alarm device in elevator car. BACKGROUND

[0002] With the continuous development of cities in China, more and more high-rise buildings, equipped with more and more elevators, with the widespread use of elevators, elevator accident failure situation is gradually increasing.

[0003] For elevator accident stop due to various failures, the existing monitoring alarm device is mostly complex structure, monitoring efficiency is low, and the existing elevator alarm device often does not protect alarm button, easy to produce false touch, or someone deliberately press, to rescue personnel interference, waste social resources, and the existing monitoring alarm device often can only alarm, rescue personnel and trapped personnel cannot communicate, trapped personnel cannot know the specific situation of rescue, will increase the psychological burden of trapped personnel. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of prior art, the utility model provides a kind of help monitoring alarm device in elevator car, solve the existing elevator alarm device often does not protect alarm button, easy to produce false touch, or someone deliberately press, to rescue personnel interference, waste social resources, and the existing monitoring alarm device often can only alarm, rescue personnel and trapped personnel cannot communicate, trapped personnel cannot know the specific situation of rescue, will increase the psychological burden of trapped personnel problem.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of help monitoring alarm device in elevator car, including rectangular device frame, the inside rear end of device frame is fixedly connected with circuit board, the lower part of circuit board is provided with alarm button, the front end of alarm button is through the front side surface of device frame and extends outward, the outer surface of device frame and the upper side of alarm button are both fixedly connected with connecting seat, the rotating shaft is transversely connected between two connecting seats, the outer surface of rotating shaft is fixedly connected with the closure cover that is tightly buckled on the lower part of the front end surface of device frame;

[0006] The bottom end of the closing cover is fixedly connected with an extension piece, the front end surface of the device frame and the rear part of the extension piece are concave to form a groove, the inside of the groove is fixedly connected with a spring in the transverse direction, the front end surface of the device frame and the upper part of the groove are provided with a through hole in the transverse direction, the front side of the inner cavity of the device frame and the upper part of the through hole are fixedly connected with an electric control telescopic rod in the vertical direction, the bottom end of the electric control telescopic rod is fixedly connected with a clamping tooth, the lower part of the inner side surface of the closing cover is fixedly connected with a connecting piece in the transverse direction, the other end of the connecting piece extends to the inside of the device frame through the through hole, and the upper part of the rear end surface of the connecting piece is fixedly connected with a protrusion which is matched with the clamping tooth.

[0007] When the closing cover is buckled on the device frame, the spring is in a completely contracted state.

[0008] Further, the closing cover is tightly buckled on the outer surface of the device frame through the protrusion on the extension piece and the clamping tooth.

[0009] Further, when the closing cover is buckled on the device frame, the alarm button is located in the inside of the closing cover.

[0010] Further, the outer surface of the device frame and the outer edge of the alarm button are fixedly connected with an annular light bar.

[0011] Further, the middle part of the circuit board is provided with a public address loudspeaker, the front end surface of the device frame is provided with a mounting hole in the transverse direction, and the inside of the mounting hole is fixedly connected with a mesh plate.

[0012] Further, the upper part of the front end surface of the device frame is provided with a monitoring device.

[0013] Compared with the prior art, the elevator car help-seeking monitoring and alarming device has the advantages that: the device is provided with a closing cover and a public address loudspeaker, a circuit board is arranged in the device, a control module and a signal transceiver module are integrated on the circuit board, the signal transceiver module on the circuit board is connected with a plurality of sensors of the elevator, after the elevator fails, the signal transceiver module receives the message and controls the closing cover to open, at this time, people can press the alarm button at the rear part of the closing cover to alarm, under the normal running state of the elevator, the closing cover keeps a normally closed state to prevent the alarm button from being pressed by mistake or intentionally, the device can also communicate the rescue personnel with the trapped personnel through the public address loudspeaker, so that the trapped personnel know the specific rescue situation and the anxiety of the trapped personnel is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a sectional structure schematic view of the utility model;

[0015] Figure 2 It is a front view structural schematic diagram of the utility model;

[0016] Figure 3 It is Figure 1 The local enlarged view of the area A in the middle.

[0017] In the drawing: 1 - device frame, 2 - circuit board, 3 - alarm button, 4 - connecting seat, 5 - closing cover, 6 - light bar, 7 - through hole, 8 - connecting piece, 9 - electric control telescopic rod, 10 - clamping tooth, 11 - extension piece, 12 - groove, 13 - spring, 14 - loudspeaker, 15 - monitoring device, 16 - mesh plate. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0019] Please refer to Figures 1-3 The utility model provides a kind of technical scheme: a help monitoring alarm device in elevator car, including rectangular device frame 1, the rear end of device frame 1 is fixedly connected with circuit board 2, alarm button 3 is arranged in the lower part of circuit board 2, the front end of alarm button 3 is through the front side surface of device frame 1 and extends outward, the outer surface of device frame 1 and the upper side of alarm button 3 are fixedly connected with connecting seat 4, rotating shaft is transversely connected between the two connecting seats 4, rotating shaft is fixedly connected with the closing cover 5 that is tightly buckled in the lower part of the front end surface of device frame 1 on outer surface;

[0020] The bottom end of closing cover 5 is fixedly connected with extension piece 11, the front end surface of device frame 1 and the rear part of extension piece 11 are recessed to form groove 12, spring 13 is fixedly connected in the inside of groove 12, through hole 7 is formed in the upper part of the front end surface of device frame 1 and the upper part of groove 12, electric control telescopic rod 9 is fixedly connected in the front side of the inner chamber of device frame 1 and the upper part of through hole 7, the bottom end of electric control telescopic rod 9 is fixedly connected with clamping tooth 10, the lower part of the inner side surface of closing cover 5 is transversely fixedly connected with connecting piece 8, which is extended to the inside of device frame 1 through through hole 7, the upper part of the rear end surface of connecting piece 8 is fixedly connected with protrusion that is mutually adapted with clamping tooth 10;

[0021] When closing cover 5 is buckled on the device frame 1, spring 13 is in completely contracted state.

[0022] Closing cover 5 is tightly buckled on the outer surface of device frame 1 through the protrusion on connecting piece 8 and clamping tooth 10.

[0023] When the closure cover 5 is buckled on the device frame 1, the alarm button 3 is located inside the closure cover 5.

[0024] The control module and the signal transceiver module are integrated on the circuit board 2, the signal transceiver module on the circuit board 2 is connected with a plurality of sensors of the elevator, after the elevator fails, the signal transceiver module receives the message to control the closure cover 5 on the device to open, at this time, people can press the alarm button 3 behind the closure cover 5 to alarm, and in the normal operation state of the elevator, the closure cover 5 will keep closed to prevent false touch or someone intentionally pressing the alarm button 3.

[0025] After the closure cover 5 is buckled on the device frame 1, the extension piece 11 will drive the spring 13 to press inwards, the rear end of the connecting piece 8 on the inner surface of the closure cover 5 will extend to the inside of the device frame 1 through the through hole 7, then the electric control telescopic rod 9 is extended, the clamping teeth 10 and the protrusions on the extension piece 8 are clamped with each other, through the structure, the position of the closure cover 5 is fixed, at this time, the closure cover 5 completely covers the alarm button 3, avoids false touch, and can prevent someone from intentionally pressing the alarm button 3, when the device detects that the elevator fails, the electric control telescopic rod 9 is quickly retracted, at this time, under the action of the spring 13, the closure cover 5 is quickly popped outwards, can immediately attract the attention of the trapped personnel, and guide the trapped personnel to press the alarm button 3.

[0026] The annular lamp strip 6 is fixedly connected to the outer surface of the device frame 1 and located at the outer edge of the alarm button 3.

[0027] The annular lamp strip 6 arranged around the alarm button 3 can also remind the trapped personnel, so that the trapped personnel press the alarm button 3 at the first time.

[0028] The middle part of the circuit board 2 is provided with a public address loudspeaker 14, the front end surface of the device frame 1 is transversely provided with a mounting hole corresponding to the public address loudspeaker 14, and the inside of the mounting hole is fixedly connected with a mesh plate 16.

[0029] The device also has a sound receiving structure, through the public address loudspeaker 14 and the sound receiving structure, the rescuer and the trapped personnel can communicate, so that the trapped personnel know the specific rescue situation and reduce the anxiety of the trapped personnel.

[0030] The upper part of the front end surface of the device frame 1 is provided with a monitoring device 15.

[0031] The monitoring device can enable the rescuer to observe the state of the trapped personnel at any time, which is similar to the camera function, and is not described here.

[0032] In actual use, the device is provided with a circuit board 2, the control module and the signal transceiver module are integrated on the circuit board 2, the signal transceiver module on the circuit board 2 is connected with a plurality of sensors of the elevator, after the elevator fails, the signal transceiver module receives the message and controls the closing cover 5 on the device to open, at this time, people can press the alarm button 3 behind the closing cover 5 to alarm, and in the normal operation state of the elevator, the closing cover 5 keeps the normally closed state to prevent the alarm button 3 from being pressed by mistake or intentionally, the device can also communicate the rescue personnel with the trapped personnel through the loudspeaker 14, so that the trapped personnel know the specific rescue situation and reduce the anxiety of the trapped personnel.

[0033] It should be noted that, in this document, relationship terms such as first and second are used merely to distinguish one entity or action from another, without necessarily requiring or implying any actual relationship or order between or among such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] The above only describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A help monitoring alarm device in an elevator car, characterized by: The device includes a rectangular frame (1), with a circuit board (2) fixedly connected to the rear end of the internal part of the frame (1). An alarm button (3) is provided at the lower part of the circuit board (2). The front end of the alarm button (3) passes through the front surface of the frame (1) and extends outward. Connecting seats (4) are fixedly connected to both sides of the outer surface of the frame (1) and above the alarm button (3). A rotating shaft is rotatably connected between the two connecting seats (4). A closed cover (5) that is tightly fastened to the lower part of the front surface of the frame (1) is fixedly connected to the outer surface of the rotating shaft. An extension piece (11) is fixedly connected to the bottom end of the closed cover (5). A groove (12) is formed by recessing the front surface of the device frame (1) behind the extension piece (11). A spring (13) is fixedly connected to the inside of the groove (12). A through opening (7) is opened horizontally through the front surface of the device frame (1) above the groove (12). An electric telescopic rod (9) is fixedly connected vertically to the front side of the inner cavity of the device frame (1) above the through opening (7). A snap-fit ​​tooth (10) is fixedly connected to the bottom end of the electric telescopic rod (9). A connecting piece (8) is fixedly connected horizontally to the lower part of the inner surface of the closed cover (5), with the other end extending through the through opening (7) into the inside of the device frame (1). A protrusion that matches the snap-fit ​​tooth (10) is fixedly connected to the upper part of the rear end surface of the connecting piece (8). When the cover (5) is fastened to the device frame (1), the spring (13) is in a fully contracted state.

2. A help monitoring and alerting device in an elevator car according to claim 1, characterized in that The sealing cover (5) is tightly engaged with the snap-fit ​​teeth (10) on the outer surface of the device frame (1) via the protrusions on the connecting piece (8).

3. A help request monitoring and alerting device in an elevator car according to claim 1, characterized in that: When the cover (5) is fastened to the device frame (1), the alarm button (3) is located inside the cover (5).

4. A help request monitoring and alerting device in an elevator car according to claim 1, characterized in that: An annular light strip (6) is fixedly connected to the outer surface of the device frame (1) and to the outer edge of the alarm button (3).

5. A help call monitoring and alerting device in an elevator car as defined in claim 1, characterized by A loudspeaker (14) is provided in the middle of the circuit board (2), and a mounting port corresponding to the loudspeaker (14) is opened horizontally through the middle of the front surface of the device frame (1). A mesh plate (16) is fixedly connected inside the mounting port.

6. A help monitor alarm device in an elevator car according to claim 1, characterized in that A monitoring device (15) is provided on the upper part of the front surface of the device frame (1).

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